Fix off by one error in data cleanup

string_load.py

@@ -80,18 +80,18 @@ def check_string_load(lea, mov_str, mov_size):
     return (lea_addr, size[0].getUnsignedValue())
 
 def check_string(start, length):
-    end = start.add(length)
+    end = start.add(length-1)
     if not range_printable(start, end):
         return
     data = listing.getDataAt(start)
     datatype = data.getDataType().getName()
     if datatype != 'string':
         newStr = makeString(start, length, end)
-        print("Found string not seen before at %s of len %s: %s" % (start, length, newStr))
+        print("Found string not seen before (was %s) at %s of len %s: %s" % (datatype, start, length, newStr))
         return
     data_len = data.getLength()
     if data_len > length:
-        newStr = makeString(start, length, start.add(data_len))
+        newStr = makeString(start, length, start.add(data_len-1))
         print("Founds string of wrong length at %s: exisiting %d, real %d: %s" % (start, data_len, length, newStr))
     elif data_len < length:
         newStr = makeString(start, length, end)